ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 309731 - K-System Intrinsic Safety Barrier - Switch Amplifier
PEPPERL & FUCHS 309731 is a K-System series intrinsic safety barrier designed for signal conditioning and galvanic isolation of discrete inputs from hazardous areas. This switch amplifier interfaces NAMUR proximity sensors or mechanical contacts, converting their signals into a safe, isolated relay output for control systems in the non-hazardous area. It provides robust explosion protection for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2-CD-EX1.PN)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS: 20-35V DC Supply Voltage, 1.5W Power Consumption (typical), 1 x SPDT Relay Output (250VAC/2A or 125VDC/0.2A resistive)
- INTERFACE/CONTROL: 1-channel input for NAMUR proximity sensors (EN 60947-5-6) or dry contacts Line fault detection (LFD) for open/short circuit
- SAFETY CERTIFICATION: ATEX, IECEx, FM, cULus certified for intrinsic safety (e.g., Ex ia IIC, Ex ia IIB)
- ENVIRONMENTAL/MOUNTING: DIN rail mounting (35mm), IP20 protection rating, -20°C to +60°C Operating Temperature
- COMPATIBILITY/APPLICATION: Interfaces with PLCs, DCS, and SIS in process control systems requiring intrinsically safe signal transmission from Zone 0, 1, 2 (Gas) or Zone 20, 21, 22 (Dust) hazardous areas.